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Abnormalities of the Cuticle and Nail Fold

The cuticle and nail folds together constitute the three-sided protection of skin around the free edge (nail tip) of the nail plate.

Abnormalities of Nail Shape

Nail abnormalities are common, affecting the shape, thickness, or color of the nails.

Chronic paronychia

Chronic paronychia is an inflammatory disorder of the nail folds of a toe or finger presenting as redness, tenderness, and swelling.

Diagnostic Biopsies

A biopsy is the main way doctors diagnose most types of cancer. Other tests can suggest that cancer is present, but only a biopsy can make a diagnosis.

Lesions around Nails

Nail-fold swelling and large pus-filled lesions are typical of a bacterial paronychia

Nail Discolouration

Nail discoloration, in which the nails appear white, yellow, or green, can result from different infections and conditions of the skin.

Nail Manifestations

The spectrum of nail disorders that result from underlying atopic dermatitis (AD) is wide and has been reported in several studies, but there has been no systematic review so far..

Nail Surgical Anatomy

This review of the surgical anatomy of the nail unit discusses normal anatomy with an emphasis on those aspects necessary to perform surgery


Onychomycosis is a fungal infection of the toenails or fingernails that may involve any component of the nail unit, including the matrix, bed, or plate.

Pathology of Nail Disease

The normal nail histology is first described in this paper. The pathologic aspects of melanocytic lesions, nonmelanocytic tumors of the nail apparatus,

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